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alternate case: Square matrix

List of named matrices (1,336 words) [view diff] exact match in snippet view article find links to article

matrices with the same number of columns and rows. The main diagonal of a square matrix is the diagonal joining the upper left corner and the lower right one
Alfa Matrix (278 words) [view diff] case mismatch in snippet view article find links to article
Virtual><Embrace XMH Zombie Girl Square Matrix 003 (2003; featuring Plastic Noise Experience, Glis, Neikka RPM and Regenerator) Square Matrix 004 (2004; featuring
Elementary matrix (1,236 words) [view diff] exact match in snippet view article find links to article
In mathematics, an elementary matrix is a square matrix obtained from the application of a single elementary row operation to the identity matrix. The
Transpose (2,422 words) [view diff] exact match in snippet view article find links to article
\right]_{ji}.} If A is an m × n matrix, then AT is an n × m matrix. A square matrix whose transpose is equal to itself is called a symmetric matrix; that
Unitary matrix (1,331 words) [view diff] exact match in snippet view article find links to article
In linear algebra, an invertible complex square matrix U is unitary if its matrix inverse U−1 equals its conjugate transpose U*, that is, if U ∗ U = U
Totally positive matrix (835 words) [view diff] exact match in snippet view article find links to article
In mathematics, a totally positive matrix is a square matrix in which all the minors are positive: that is, the determinant of every square submatrix
Spectral abscissa (273 words) [view diff] exact match in snippet view article find links to article
:\mathrm {M} ^{n}\rightarrow \mathbb {R} } , the spectral abscissa maps a square matrix onto its largest real eigenvalue. Let λ1, ..., λs be the (real or complex)
Moment matrix (814 words) [view diff] exact match in snippet view article find links to article
In mathematics, a moment matrix is a special symmetric square matrix whose rows and columns are indexed by monomials. The entries of the matrix depend
OpenAtom (246 words) [view diff] exact match in snippet view article find links to article
multiple concurrent sparse 3D fast Fourier transforms (3D-FFTs), non-square matrix multiplies and few concurrent dense 3D-FFTs. Parallelization of this
Moore matrix (496 words) [view diff] exact match in snippet view article find links to article
Moore (1896), is a matrix defined over a finite field. When it is a square matrix its determinant is called a Moore determinant (this is unrelated to
Augmented matrix (1,310 words) [view diff] exact match in snippet view article find links to article
of dimension equal to this difference. The inverse of a nonsingular square matrix A {\displaystyle A} of dimension n × n {\displaystyle n\times n} may
Conjugate transpose (1,702 words) [view diff] exact match in snippet view article find links to article
^{\mathrm {H} }={\begin{bmatrix}1&1-i\\-2+i&-i\\5&4+2i\end{bmatrix}}} A square matrix A {\displaystyle \mathbf {A} } with entries a i j {\displaystyle a_{ij}}
Polar decomposition (4,272 words) [view diff] exact match in snippet view article find links to article
of n {\displaystyle n} orthogonal axes. The polar decomposition of a square matrix A {\displaystyle A} always exists. If A {\displaystyle A} is invertible
Linear form (5,953 words) [view diff] exact match in snippet view article find links to article
} The trace tr ⁡ ( A ) {\displaystyle \operatorname {tr} (A)} of a square matrix A {\displaystyle A} is the sum of all elements on its main diagonal
Illuminated dance floor (284 words) [view diff] exact match in snippet view article find links to article
display different patterns and flash under computer control. A row or square matrix of panels share a control module. The control modules are typically
Spectral radius (3,200 words) [view diff] exact match in snippet view article find links to article
In mathematics, the spectral radius of a square matrix is the maximum of the absolute values of its eigenvalues. More generally, the spectral radius of
Monotone matrix (377 words) [view diff] exact match in snippet view article find links to article
A real square matrix A {\displaystyle A} is monotone (in the sense of Collatz) if for all real vectors v {\displaystyle v} , A v ≥ 0 {\displaystyle Av\geq
Covariance matrix (5,804 words) [view diff] exact match in snippet view article find links to article
dispersion matrix, variance matrix, or variance–covariance matrix) is a square matrix giving the covariance between each pair of elements of a given random
Liouville's formula (1,415 words) [view diff] no match in snippet view article find links to article
Abel–Jacobi–Liouville identity, is an equation that expresses the determinant of a square-matrix solution of a first-order system of homogeneous linear differential
Gershgorin circle theorem (2,973 words) [view diff] exact match in snippet view article find links to article
the Gershgorin circle theorem may be used to bound the spectrum of a square matrix. It was first published by the Soviet mathematician Semyon Aronovich
Lothar Collatz (938 words) [view diff] exact match in snippet view article find links to article
Collatz–Wielandt formula for the Perron–Frobenius eigenvalue of a positive square matrix was also named after him. Collatz's 1957 paper with Ulrich Sinogowitz
Compact operator on Hilbert space (4,841 words) [view diff] exact match in snippet view article find links to article
Jordan canonical form of matrices. In the context of Hilbert spaces, a square matrix is unitarily diagonalizable if and only if it is normal. A corresponding
Tripod packing (1,409 words) [view diff] exact match in snippet view article find links to article
disjoint tripods can be represented compactly as a monotonic matrix, a square matrix whose nonzero entries increase along each row and column and whose equal
Q-matrix (274 words) [view diff] exact match in snippet view article find links to article
In mathematics, a Q-matrix is a square matrix whose associated linear complementarity problem LCP(M,q) has a solution for every vector q. M is a Q-matrix
Orthostochastic matrix (243 words) [view diff] exact match in snippet view article find links to article
of some orthogonal matrix. The detailed definition is as follows. A square matrix B of size n is doubly stochastic (or bistochastic) if all its rows and
Hautus lemma (655 words) [view diff] exact match in snippet view article find links to article
of the lemma: The Hautus lemma for controllability says that given a square matrix A ∈ M n ( ℜ ) {\displaystyle \mathbf {A} \in M_{n}(\Re )} and a B ∈
LU decomposition (8,681 words) [view diff] exact match in snippet view article find links to article
notation appears as g × h . {\displaystyle g\times h.} ) Let A be a square matrix. An LU factorization refers to expression of A into product of two factors
Minimum degree algorithm (781 words) [view diff] exact match in snippet view article find links to article
where A is an n × n {\displaystyle n\times n} real symmetric sparse square matrix. The Cholesky factor L will typically suffer 'fill in', that is have
EP matrix (577 words) [view diff] exact match in snippet view article find links to article
mathematics, an EP matrix (or range-Hermitian matrix or RPN matrix) is a square matrix A whose range is equal to the range of its conjugate transpose A*. Another
Drazin inverse (856 words) [view diff] exact match in snippet view article find links to article
P. Drazin, is a kind of generalized inverse of a matrix. Let A be a square matrix. The index of A is the least nonnegative integer k such that rank(Ak+1)
Routh–Hurwitz stability criterion (3,154 words) [view diff] exact match in snippet view article find links to article
proposed in 1895 to arrange the coefficients of the polynomial into a square matrix, called the Hurwitz matrix, and showed that the polynomial is stable
Chennakeshava Temple, Somanathapura (4,857 words) [view diff] exact match in snippet view article find links to article
star-shaped platform with three symmetrical sanctums (garbha-griha), set in a square matrix (89' x 89') oriented along the east–west and north–south axes. The western
Leslie matrix (1,224 words) [view diff] exact match in snippet view article find links to article
number of individuals currently in that class. The Leslie matrix is a square matrix with the same number of rows and columns as the population vector has
Combinatorial matrix theory (319 words) [view diff] exact match in snippet view article find links to article
of (0,1)-matrices with given row and column sums Hadamard matrix, a square matrix of 1 and −1 coefficients with each pair of rows having matching coefficients
Sylvester's law of inertia (1,431 words) [view diff] exact match in snippet view article find links to article
published its proof in 1852. Let A {\displaystyle A} be a symmetric square matrix of order n {\displaystyle n} with real entries. Any non-singular matrix
Primitive ring (817 words) [view diff] exact match in snippet view article find links to article
equivalent, and in this case it is a semisimple ring isomorphic to a square matrix ring over a division ring. More generally, in any ring with a minimal
Unistochastic matrix (877 words) [view diff] exact match in snippet view article find links to article
squares of the absolute values of the entries of some unitary matrix. A square matrix B of size n is doubly stochastic (or bistochastic) if all its entries
List of things named after Charles Hermite (405 words) [view diff] exact match in snippet view article find links to article
Hermitian form on each fiber of a complex vector bundle Hermitian matrix, a square matrix with complex entries that is equal to its own conjugate transpose Skew-Hermitian
Z-matrix (mathematics) (338 words) [view diff] exact match in snippet view article
Square matrix whose off-diagonal entries are nonpositive
Ateji PX (604 words) [view diff] exact match in snippet view article find links to article
The following example quantifies over the upper left triangle of a square matrix: [ || (int i:N, int j:N, if i+j<N) matrix[i][j]++; ] Code that performs
In-place matrix transposition (3,044 words) [view diff] exact match in snippet view article find links to article
elements, with many cycles of length greater than 2. In contrast, for a square matrix (N = M), all of the cycles are of length 1 or 2, and the transpose can
Jordan matrix (2,805 words) [view diff] exact match in snippet view article find links to article
blocks is called a Jordan matrix. This (n1 + ⋯ + nr) × (n1 + ⋯ + nr) square matrix, consisting of r diagonal blocks, can be compactly indicated as J λ
Computing the permanent (4,589 words) [view diff] exact match in snippet view article find links to article
^{2}(A)=\operatorname {per} (A);} for any unitary U {\displaystyle U} , that is, a square matrix U {\displaystyle U} such that U T U = I {\displaystyle U^{\textsf {T}}U=I}
Exchange matrix (813 words) [view diff] exact match in snippet view article find links to article
Square matrix whose entries are 1 along the anti-diagonal and 0 elsewhere
Trace (603 words) [view diff] exact match in snippet view article find links to article
(linear algebra), the sum of the elements on the main diagonal of a square matrix or a linear transformation Field trace, a particular trace in field
Quadratic form (4,600 words) [view diff] exact match in snippet view article find links to article
n invertible matrix S, and the symmetric square matrix A is transformed into another symmetric square matrix B of the same size according to the formula
Faddeev–LeVerrier algorithm (2,492 words) [view diff] exact match in snippet view article find links to article
n − A ) {\displaystyle p_{A}(\lambda )=\det(\lambda I_{n}-A)} of a square matrix, A, named after Dmitry Konstantinovich Faddeev and Urbain Le Verrier
Razed in Black (1,488 words) [view diff] case mismatch in snippet view article find links to article
Reality (Razed In Black remix)" Ayria: "Disease (Razed In Black remix)" Square Matrix v.4: Alfa-Matrix am1039 Berlin: "Pleasure Victim (Razed In Black remix)"
Transmission Corporation of Andhra Pradesh (394 words) [view diff] exact match in snippet view article find links to article
high voltage transmission lines (≥ 11 kV) is such that it can form a square matrix of area 1.93 km2 (i.e. on average, at least one HT line within 0.7 km
Glossary of tensor theory (1,034 words) [view diff] exact match in snippet view article find links to article
dyadic tensor is a tensor of order two, and may be represented as a square matrix. In contrast, a dyad is specifically a dyadic tensor of rank one. Einstein
Trace identity (193 words) [view diff] exact match in snippet view article find links to article
Hilbert's fourteenth problem. The Cayley–Hamilton theorem says that every square matrix satisfies its own characteristic polynomial. This also implies that
Levenberg–Marquardt algorithm (3,211 words) [view diff] exact match in snippet view article find links to article
method. The Jacobian matrix as defined above is not (in general) a square matrix, but a rectangular matrix of size m × n {\displaystyle m\times n} ,
Nilpotent operator (332 words) [view diff] exact match in snippet view article find links to article
spectrum σ(T) = {0}. In the finite-dimensional case, i.e. when T is a square matrix (Nilpotent matrix) with complex entries, σ(T) = {0} if and only if T
Matrix multiplication (6,581 words) [view diff] exact match in snippet view article find links to article
the eigenvectors are generally different if AB ≠ BA. One may raise a square matrix to any nonnegative integer power multiplying it by itself repeatedly
Bareiss algorithm (683 words) [view diff] exact match in snippet view article find links to article
Algorithm correctness is easily shown by induction on k. Input: M — an n-square matrix assuming its leading principal minors [M]k,k are all non-zero. Let M0
Computable general equilibrium (3,693 words) [view diff] exact match in snippet view article find links to article
square matrix A {\displaystyle \mathbf {A} } , respectively, and ρ {\displaystyle \rho } is the eigenvalue. The above eigenequations for the square matrix
Hankel matrix (1,250 words) [view diff] exact match in snippet view article find links to article
Square matrix in which each ascending skew-diagonal from left to right is constant
Molecular geometry (2,301 words) [view diff] exact match in snippet view article find links to article
a different number of peripheral atoms by expanding/contracting the square matrix.) 0 = | cos ⁡ θ 11 cos ⁡ θ 12 cos ⁡ θ 13 cos ⁡ θ 14 cos ⁡ θ 21 cos ⁡
Antimagic square (431 words) [view diff] exact match in snippet view article find links to article
to numbers in the range 59–70. A sparse antimagic square (SAM) is a square matrix of size n by n of nonnegative integers whose nonzero entries are the
Block matrix pseudoinverse (1,334 words) [view diff] exact match in snippet view article find links to article
requires (n + p)-square matrix inversion and does not take advantage of the block form. To reduce computational costs to n- and p-square matrix inversions and
Confusion matrix (2,047 words) [view diff] exact match in snippet view article find links to article
retains the familiar structure of the standard confusion matrix: a square matrix sized by the number of classes, with diagonal entries indicating correct
Ayria (700 words) [view diff] exact match in snippet view article find links to article
EP (Alfa Matrix, February - 2013) Cyberl@b 4.0 (Alfa Matrix, 2003) square matrix 004 (Alfa Matrix, 2004) ADVANCED CLUB 0.1 Re:connected [1.0] (Alfa Matrix
Involution (mathematics) (2,238 words) [view diff] exact match in snippet view article
of which there are natural examples that are not groups, for example square matrix multiplication (i.e. the full linear monoid) with transpose as the involution
Faddeev–Popov ghost (1,253 words) [view diff] exact match in snippet view article find links to article
determinant is then expressed as a Berezin integral. Indeed, for any square matrix M {\displaystyle M} , one has the identity ∫ exp ⁡ [ − θ T M η ] d θ
Computer experiment (888 words) [view diff] exact match in snippet view article find links to article
combinations. Because the standard inference requires matrix inversion of a square matrix of the size of the number of samples ( n {\displaystyle n} ), the cost
Diagonal matrix (2,414 words) [view diff] exact match in snippet view article find links to article
with only the i-th row of M and e i j M {\displaystyle e_{ij}M} is the square matrix with only the M j-th column, so the non-diagonal entries must be zero
Schröder number (1,649 words) [view diff] exact match in snippet view article find links to article
(2n-1)\times (2n-1)} Hankel matrix of the Schröder numbers, that is, the square matrix whose ( i , j ) {\displaystyle (i,j)} th entry is S i + j − 1 , {\displaystyle
Graph (discrete mathematics) (3,671 words) [view diff] exact match in snippet view article
graph is fully determined by its adjacency matrix A, which is an n × n square matrix, with Aij specifying the number of connections from vertex i to vertex
Hermitian adjoint (3,270 words) [view diff] exact match in snippet view article find links to article
theorem. This can be seen as a generalization of the adjoint matrix of a square matrix which has a similar property involving the standard complex inner product
Transition matrix (99 words) [view diff] exact match in snippet view article find links to article
associated with a change of basis for a vector space. Stochastic matrix, a square matrix used to describe the transitions of a Markov chain. State-transition
Indexed family (1,650 words) [view diff] exact match in snippet view article find links to article
vectors are linearly dependent). Suppose a text states the following: A square matrix A {\displaystyle A} is invertible, if and only if the rows of A {\displaystyle
Claudio Procesi (837 words) [view diff] exact match in snippet view article find links to article
{\displaystyle K} all come from the Hamilton-Cayley theorem, which says that a square matrix satisfies its own characteristic polynomial. In 1981 he was awarded
Hamiltonian vector field (1,321 words) [view diff] exact match in snippet view article find links to article
{\displaystyle \Omega } is a 2 n × 2 n {\displaystyle 2n\times 2n} square matrix Ω = [ 0 I n − I n 0 ] , {\displaystyle \Omega ={\begin{bmatrix}0&I_
Corank (230 words) [view diff] exact match in snippet view article find links to article
dimension of the left nullspace and of the cokernel of the matrix. For a square matrix M {\displaystyle M} , the corank and nullity of M {\displaystyle M}
Corank (230 words) [view diff] exact match in snippet view article find links to article
dimension of the left nullspace and of the cokernel of the matrix. For a square matrix M {\displaystyle M} , the corank and nullity of M {\displaystyle M}
Square root of a matrix (4,560 words) [view diff] exact match in snippet view article find links to article
V T   . {\displaystyle R=VSV^{\textsf {T}}~.} Every complex-valued square matrix A {\displaystyle A} , regardless of diagonalizability, has a Schur decomposition
Sparse matrix (3,295 words) [view diff] exact match in snippet view article find links to article
&\vdots \\0&0&\cdots &\mathbf {A} _{n}\end{bmatrix}},} where Ak is a square matrix for all k = 1, ..., n. The fill-in of a matrix are those entries that
Hypergraph (6,851 words) [view diff] exact match in snippet view article find links to article
matrix of a graph. In the case of a graph, the adjacency matrix is a square matrix which indicates whether pairs of vertices are adjacent. Likewise, we
Seidel's algorithm (797 words) [view diff] exact match in snippet view article find links to article
1998. This algorithm uses rectangular matrix multiplication instead of square matrix multiplication. Better upper bounds can be obtained if one uses the
Spanning tree (3,280 words) [view diff] exact match in snippet view article find links to article
to compute t(G), one constructs the Laplacian matrix of the graph, a square matrix in which the rows and columns are both indexed by the vertices of G
Generalized Kac–Moody algebra (1,096 words) [view diff] exact match in snippet view article find links to article
weights, and so on. A symmetrized Cartan matrix is a (possibly infinite) square matrix with entries c i j {\displaystyle c_{ij}} such that c i j = c j i  
Householder transformation (3,241 words) [view diff] exact match in snippet view article find links to article
S2CID 119641896. LaBudde, C.D. (1963). "The reduction of an arbitrary real square matrix to tridiagonal form using similarity transformations". Mathematics of
Lattice protein (1,998 words) [view diff] exact match in snippet view article find links to article
lattices when possible, as well as a square matrix with diagonals for theoretical applications where the square matrix may be more appropriate. Hexagonal
Dual linear program (4,290 words) [view diff] exact match in snippet view article find links to article
square matrix A {\displaystyle \mathbf {A} } , respectively, and ρ {\displaystyle \rho } is the eigenvalue. The above eigenequations for the square matrix
Rank (linear algebra) (4,415 words) [view diff] exact match in snippet view article
has rank m (in this case, we say that A has full row rank). If A is a square matrix (i.e., m = n), then A is invertible if and only if A has rank n (that
Puyopuyo!! Quest (1,096 words) [view diff] exact match in snippet view article find links to article
five types of "Puyo" (red, blue, green, yellow and purple) on a 6x8 square matrix puzzle screen by finger swiping. When four or more puyos of the same
Victor Pan (759 words) [view diff] exact match in snippet view article find links to article
multiplying them more quickly than the time bounds one would obtain using square matrix multiplication algorithms.[FRM] Since that work, Pan has returned to
Nucleic acid secondary structure (2,867 words) [view diff] no match in snippet view article find links to article
BEAR. The pairing of bases can also be viewed two-dimensionally as a square-matrix "dot plot" (in general data visualization, this is most similar to a
Skew-Hamiltonian matrix (311 words) [view diff] exact match in snippet view article find links to article
Special type of square matrix in linear algebra
Impedance parameters (1,634 words) [view diff] exact match in snippet view article find links to article
_{Y}=Y_{11}Y_{22}-Y_{12}Y_{21}\,} is the determinant of the Y-parameter matrix. Any square matrix commutes with itself and with the identity matrix, and if two matrices
Modular exponentiation (2,759 words) [view diff] exact match in snippet view article find links to article
A recursive algorithm for ModExp(A, b, c) = Ab mod c, where A is a square matrix. function Matrix_ModExp(Matrix A, int b, int c) is if b == 0 then return
Min-max theorem (4,538 words) [view diff] exact match in snippet view article find links to article
is larger than the maximum eigenvalue. The singular values {σk} of a square matrix M are the square roots of the eigenvalues of M*M (equivalently MM*)
Modularity (networks) (2,969 words) [view diff] no match in snippet view article
^{\mathrm {T} }\mathbf {BS} ),} where S {\displaystyle S} is the (non-square) matrix having elements S v {\displaystyle S_{v}} and B {\displaystyle B} is
Admittance parameters (1,681 words) [view diff] exact match in snippet view article find links to article
Impedance parameters Two-port network Hybrid-pi model Power gain Any square matrix commutes with itself and with the identity matrix, and if two matrices
Lorentz transformation (14,980 words) [view diff] exact match in snippet view article find links to article
Writing the coordinates in column vectors and the Minkowski metric η as a square matrix X ′ = [ c t ′ x ′ y ′ z ′ ] , η = [ − 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0
Pathfinder network (1,686 words) [view diff] exact match in snippet view article find links to article
links Relationships among a set of elements are often represented as a square matrix with entries representing the relations between all pairs of the elements
Pearson correlation coefficient (8,398 words) [view diff] exact match in snippet view article find links to article
of observation i. Let Z m , m {\displaystyle Z_{m,m}} be an m by m square matrix with every element 1. Then D is the data transformed so every random
Naimark's dilation theorem (1,489 words) [view diff] exact match in snippet view article find links to article
projection-valued measure now becomes the following problem. By assumption, the non-square matrix M = [ x 1 ⋯ x n ] {\displaystyle M={\begin{bmatrix}x_{1}\cdots x_{n}\end{bmatrix}}}
Variance (10,215 words) [view diff] exact match in snippet view article find links to article
of X, and so is a row vector. The result is a positive semi-definite square matrix, commonly referred to as the variance-covariance matrix (or simply as
Eigendecomposition of a matrix (5,590 words) [view diff] exact match in snippet view article find links to article
mechanics, signal processing, and numerical analysis. A complex-valued square matrix A {\displaystyle A} is normal (meaning , A ∗ A = A A ∗ {\displaystyle
Tensor (9,437 words) [view diff] exact match in snippet view article find links to article
Simple applications of tensors of order 2, which can be represented as a square matrix, can be solved by clever arrangement of transposed vectors and by applying
Power iteration (2,487 words) [view diff] exact match in snippet view article find links to article
the spectral radius (the eigenvalue with the largest magnitude, for a square matrix) by computing the Rayleigh quotient ρ ( A ) = max { | λ 1 | , … , |
Quantum group (4,983 words) [view diff] exact match in snippet view article find links to article
*-algebra (a corepresentation of a counital coassociative coalgebra A is a square matrix v = ( v i j ) i , j = 1 , … , n {\displaystyle v=(v_{ij})_{i,j=1,\dots
Transformer (deep learning architecture) (13,105 words) [view diff] exact match in snippet view article
{\displaystyle W^{O}\in \mathbb {R} ^{(12\times 64)\times 768}} is a square matrix. The Transformer architecture is constructed to calculate output tokens
Cramer's rule (4,100 words) [view diff] exact match in snippet view article find links to article
{1}{\det(A)}}M\right)\,A=I_{n}.} This completes the proof, since a left inverse of a square matrix is also a right-inverse (see Invertible matrix theorem). For other proofs
De Bruijn torus (823 words) [view diff] exact match in snippet view article find links to article
B4 as a binary square matrix The grid highlights some of the 4×4 matrices, including those of zeros and of ones at the upper margin.
Quantum operation (2,833 words) [view diff] exact match in snippet view article find links to article
Φ is completely positive, that is for any natural number n, and any square matrix of size n whose entries are trace-class operators [ S 11 ⋯ S 1 n ⋮ ⋱
Electricity sector in India (18,406 words) [view diff] exact match in snippet view article find links to article
(HV) transmission lines (220kV and above) would be enough to form a square matrix of area 266 km2 (i.e. a square grid 16.3 km on a side, so that on average
Probabilistic automaton (1,726 words) [view diff] exact match in snippet view article find links to article
q^{\prime })} The matrix θ a {\displaystyle \theta _{a}} is then a square matrix, whose entries are zero or one, indicating whether a transition q →
Itô diffusion (4,660 words) [view diff] exact match in snippet view article find links to article
x_{j}}}\right),} where [gij] = [gij]−1 in the sense of the inverse of a square matrix. In general, the generator A of an Itô diffusion X is not a bounded
Local homeomorphism (2,449 words) [view diff] exact match in snippet view article find links to article
x f {\displaystyle D_{x}f} is an invertible linear map (invertible square matrix) for every x ∈ U . {\displaystyle x\in U.} (The converse is false, as
Fourier optics (12,531 words) [view diff] exact match in snippet view article find links to article
and the usual equation form for the eigenvalues / eigenvectors of a square matrix A, ( A − λ I ) x = 0 , {\displaystyle \left(\mathbf {A} -\lambda \mathbf
Definite matrix (8,817 words) [view diff] exact match in snippet view article find links to article
^{*}M\mathbf {z} .} Notice that this is always a real number for any Hermitian square matrix M . {\displaystyle M.} An n × n {\displaystyle n\times n} Hermitian
Two-vector (1,008 words) [view diff] exact match in snippet view article find links to article
represented as column matrices and covectors as row matrices; then, since a square matrix operating on a column vector must yield a column vector, it follows
Differential entropy (2,842 words) [view diff] no match in snippet view article find links to article
valued random variable X {\displaystyle \mathbf {X} } and an invertible (square) matrix A {\displaystyle \mathbf {A} } : 253  h ( A X ) = h ( X ) + log ⁡ (
Semidefinite programming (4,691 words) [view diff] exact match in snippet view article find links to article
matrix diag ( A x + b ) {\displaystyle {\textbf {diag}}(Ax+b)} is the square matrix with values in the diagonal equal to the elements of the vector A x
Jacket matrix (1,256 words) [view diff] exact match in snippet view article find links to article
Square matrix that is a generalization of the Hadamard matrix
Critical dimension (1,611 words) [view diff] exact match in snippet view article find links to article
the Lagrangian, then M {\displaystyle M} such equations constitute a square matrix. If this matrix were invertible then there only would be the trivial
Covariance and contravariance of vectors (7,132 words) [view diff] exact match in snippet view article find links to article
{e_{i}} \cdot \mathbf {e_{j}} } ; the metric tensor can be considered a square matrix, since it only has two covariant indices: G ≜ { g i j } {\displaystyle
Logarithm of a matrix (2,982 words) [view diff] exact match in snippet view article find links to article
_{=0}+\cdots ={\begin{bmatrix}1&1\\0&1\end{bmatrix}}.} A square matrix represents a linear operator on the Euclidean space Rn where n is the
Algebraic number field (8,509 words) [view diff] exact match in snippet view article find links to article
field K {\displaystyle K} is called the regular representation. The square matrix A {\displaystyle A} represents the effect of multiplication by x {\displaystyle
Nonlinear eigenproblem (1,767 words) [view diff] no match in snippet view article find links to article
a linear map, but most commonly it is a finite-dimensional, usually square, matrix. Definition: The problem is said to be regular if there exists a z ∈
Exterior algebra (12,242 words) [view diff] exact match in snippet view article find links to article
a matrix. For instance, it is well known that the determinant of a square matrix is equal to the volume of the parallelotope whose sides are the columns
Coding theory approaches to nucleic acid design (5,445 words) [view diff] exact match in snippet view article find links to article
{\mathit {n}}} × {\displaystyle \times } n {\displaystyle {\mathit {n}}} square matrix with entries taken from the set of m {\displaystyle {\mathit {m}}} th
Weakly chained diagonally dominant matrix (1,366 words) [view diff] exact match in snippet view article find links to article
j} if and only if a i j ≠ 0 {\displaystyle a_{ij}\neq 0} . A complex square matrix A {\displaystyle A} is said to be weakly chained diagonally dominant
List of algorithms (7,925 words) [view diff] exact match in snippet view article find links to article
computers laid out in an N × N mesh Coppersmith–Winograd algorithm: square matrix multiplication Freivalds' algorithm: a randomized algorithm used to
Chiaia Monte di Dio station (618 words) [view diff] exact match in snippet view article find links to article
dedicated to Ceres and dominated by the color green. It is structured in a square matrix form, housing an exhibition of large reproductions of statues from the
Abel's identity (2,291 words) [view diff] no match in snippet view article find links to article
solutions y 1 , … , y n {\displaystyle y_{1},\ldots ,y_{n}} form the square-matrix valued solution Φ ( x ) = ( y 1 ( x ) y 2 ( x ) ⋯ y n ( x ) y 1 ′ (
Computational complexity of matrix multiplication (4,295 words) [view diff] exact match in snippet view article find links to article
complexity of rectangular matrix multiplication. This generalizes the square matrix multiplication exponent, since ω ( 1 ) = ω {\displaystyle \omega (1)=\omega
Dunkelwerk (930 words) [view diff] exact match in snippet view article find links to article
worldwide and released its first single called “Die Sechste Armee” on the Square matrix 004 sampler released by Alfa-Matrix. The war theme of the single was
Ultragraph C*-algebra (1,081 words) [view diff] exact match in snippet view article find links to article
also an ultragraph C*-algebra: If A {\displaystyle A} is an infinite square matrix with index set I {\displaystyle I} and entries in { 0 , 1 } {\displaystyle
Moore–Penrose inverse (7,640 words) [view diff] no match in snippet view article find links to article
with its transpose implies that it commutes with its pseudoinverse. A (square) matrix ⁠ A {\displaystyle A} ⁠ is said to be an EP matrix if it commutes with
Structural alignment (5,689 words) [view diff] exact match in snippet view article find links to article
This representation is memory-intensive because the features in the square matrix are symmetrical (and thus redundant) about the main diagonal. When two
Two-port network (5,250 words) [view diff] exact match in snippet view article find links to article
two-port mathematical models, the network is described by a 2 by 2 square matrix of complex numbers. The common models that are used are referred to
Constraint (computational chemistry) (4,490 words) [view diff] exact match in snippet view article
to N; in the absence of constraints, M would be the 3Nx3N diagonal square matrix of the particle masses. The vector f represents the generalized forces
Four-vector (8,364 words) [view diff] exact match in snippet view article find links to article
above is the entry in row μ and column ν of the Minkowski metric as a square matrix. The Minkowski metric is not a Euclidean metric, because it is indefinite
Singular trace (3,733 words) [view diff] exact match in snippet view article find links to article
the weak trace class ideal are Dixmier traces.: 316  The trace of a square matrix is the sum of its eigenvalues. Lidskii's formula extends this result
Peres–Horodecki criterion (2,382 words) [view diff] exact match in snippet view article find links to article
H A {\displaystyle n=\dim {\mathcal {H}}_{A}} , and each block is a square matrix of dimension m = dim ⁡ H B {\displaystyle m=\dim {\mathcal {H}}_{B}}
Semigroup with involution (3,615 words) [view diff] exact match in snippet view article find links to article
agrees with the classical definition of the Moore–Penrose inverse of a square matrix. One motivation for studying these semigroups is that they allow generalizing
Pfaffian (3,916 words) [view diff] exact match in snippet view article find links to article
Square root of the determinant of a skew-symmetric square matrix
Cook's distance (3,473 words) [view diff] exact match in snippet view article find links to article
\operatorname {diag} (\mathbf {A} )} extracts the main diagonal of a square matrix A {\displaystyle \mathbf {A} } . In this context, M = p − 1 s − 2 G
Alpha beta filter (2,356 words) [view diff] exact match in snippet view article find links to article
specializations and simplifications. The discrete state transition matrix A is a square matrix of dimension 2, with all main diagonal terms equal to 1, and the first
Inverse problem (9,362 words) [view diff] exact match in snippet view article find links to article
different so that matrix F {\displaystyle F} is not square. However, even a square matrix can have no inverse: matrix F {\displaystyle F} can be rank deficient
Logarithmic norm (2,507 words) [view diff] exact match in snippet view article find links to article
matrix measure or the Lozinskiĭ measure. Let A {\displaystyle A} be a square matrix and ‖ ⋅ ‖ {\displaystyle \|\cdot \|} be an induced matrix norm. The
Nucleic acid structure prediction (4,806 words) [view diff] exact match in snippet view article find links to article
structures can be represented by a "dot plot", a visualization of a square matrix containing the frequency of two bases being paired. This is essentially
Fidelity of quantum states (4,020 words) [view diff] exact match in snippet view article find links to article
^{{1}/{2}}\sigma ^{{1}/{2}}V_{1}V_{2}^{T})|^{2}.} But in general, for any square matrix A and unitary U, it is true that |tr(AU)| ≤ tr((A*A)1⁄2). Furthermore
Compact quantum group (1,633 words) [view diff] exact match in snippet view article find links to article
arXiv:math/9803122 a corepresentation of a counital coassiative coalgebra A is a square matrix v = ( v i j ) i , j = 1 , … , n {\displaystyle v=(v_{ij})_{i,j=1,\dots
Serre's theorem on a semisimple Lie algebra (1,346 words) [view diff] exact match in snippet view article find links to article
g {\displaystyle {\mathfrak {g}}} is Φ {\displaystyle \Phi } . The square matrix [ ⟨ α i , α j ⟩ ] 1 ≤ i , j ≤ n {\displaystyle [\langle \alpha _{i}
Q-gamma function (2,113 words) [view diff] exact match in snippet view article find links to article
\left({\frac {1}{4}}\right)^{2}.} Let A {\displaystyle A} be a complex square matrix and positive-definite matrix. Then a q {\displaystyle q} -gamma matrix
Wigner D-matrix (4,744 words) [view diff] exact match in snippet view article find links to article
screw rule, active interpretation). The Wigner D-matrix is a unitary square matrix of dimension 2j + 1 in this spherical basis with elements D m ′ m j
Jacobi eigenvalue algorithm (4,683 words) [view diff] no match in snippet view article find links to article
values are easily calculated. Singular values The singular values of a (square) matrix A {\displaystyle A} are the square roots of the (non-negative) eigenvalues
P-recursive equation (2,216 words) [view diff] exact match in snippet view article find links to article
y(n)\in \mathbb {Q} ^{\mathbb {N} }} . A signed permutation matrix is a square matrix which has exactly one nonzero entry in every row and in every column
Fascination (game) (2,121 words) [view diff] exact match in snippet view article
holes, roughly 5 cm (2.0 in) in diameter, arranged in a five-by-five square matrix. The player rolls a rubber ball, similar to a racquetball or handball
Joel Lee Brenner (2,061 words) [view diff] exact match in snippet view article find links to article
in linear algebra is to find the eigenvalues and eigenvectors of a square matrix of complex numbers. In 1931 S. A. Gershgorin described geometric bounds
Polynomial greatest common divisor (7,896 words) [view diff] no match in snippet view article find links to article
of P and Q is the determinant of the Sylvester matrix, which is the (square) matrix of φ 0 {\displaystyle \varphi _{0}} on the bases of the powers of X
Metzler matrix (431 words) [view diff] exact match in snippet view article find links to article
Square matrix whose off-diagonal entries are nonnegative
Heather Rogers (498 words) [view diff] no match in snippet view article find links to article
journey included roles at Robert Maxwell's London Daily News, 10 South Square, Matrix Chambers, Doughty Street Chambers, and 1 Brick Court. In 2019, Rogers
Chandrasekhar algorithm (666 words) [view diff] exact match in snippet view article find links to article
{\displaystyle P(t)=Z(t)Z(t)^{T}} ( Z {\displaystyle Z} need not be a square matrix) so that Z ˙ = ( A − B R − 1 B T Z Z T ) Z + Q Z − T . {\displaystyle
Scattering parameters (7,535 words) [view diff] exact match in snippet view article find links to article
with other circuits through ports. The network is characterized by a square matrix of complex numbers called its S-parameter matrix, which can be used
Product of exponentials formula (1,116 words) [view diff] exact match in snippet view article find links to article
the 1x3 translation vector p. The matrix is augmented to create a 4x4 square matrix. g s t ( 0 ) = [ R p 0 1 ] {\displaystyle g_{st}(0)=\left[{\begin{a
Estimation of covariance matrices (4,026 words) [view diff] exact match in snippet view article find links to article
\left(-{1 \over 2}\operatorname {tr} (B)\right)} Since the trace of a square matrix equals the sum of eigenvalues ("trace and eigenvalues"), the equation
Bell polynomials (7,654 words) [view diff] exact match in snippet view article find links to article
Cayley–Hamilton theorem they lead to expression of the determinant of a n × n square matrix A in terms of the traces of its powers: det ( A ) = ( − 1 ) n n ! B
Kreiss matrix theorem (802 words) [view diff] exact match in snippet view article find links to article
𝒦lhp(A) can be computed through robust control methods. Let A be a square matrix of order n and e be the Euler's number. The modern and sharp version
Quaternion estimator algorithm (1,960 words) [view diff] exact match in snippet view article find links to article
\mathbf {S} \end{aligned}}} The Cayley–Hamilton theorem states that any square matrix over a commutative ring satisfies its own characteristic equation, therefore
Main theorem of elimination theory (1,567 words) [view diff] exact match in snippet view article find links to article
is a principal ideal (although Macaulay matrix in degree D is not a square matrix when k > 2), which is generated by the resultant of φ ( f 1 ) , … ,
Calculus on Euclidean space (11,455 words) [view diff] exact match in snippet view article find links to article
matrix of f {\displaystyle f} at x {\displaystyle x} ; namely, the square matrix H {\displaystyle H} of size n {\displaystyle n} such that f ″ ( x )
List of role-playing video games: 2006 to 2007 (362 words) [view diff] case mismatch in snippet view article find links to article
Port of Final Fantasy II for NES. 2007 (JP) 2008 (NA) Final Fantasy IV Square Matrix Software Square Enix Fantasy DS Remake Real-time turn-based Remake of
♯P-completeness of 01-permanent (4,213 words) [view diff] exact match in snippet view article find links to article
described. It mainly follows the proof by Ben-Dor & Halevi (1993). Any square matrix A = ( a i j ) {\displaystyle A=(a_{ij})} can be viewed as the adjacency
List of numerical analysis topics (8,327 words) [view diff] exact match in snippet view article find links to article
pairs of nearly, but not exactly, equal eigenvalues Convergent matrix — square matrix whose successive powers approach the zero matrix Algorithms for matrix
Linear seismic inversion (4,036 words) [view diff] exact match in snippet view article find links to article
when A {\displaystyle \mathbf {A} } is invertible, that is, if it is a square matrix so that the number of observations m {\displaystyle m} is equal to the
Capelli's identity (6,222 words) [view diff] exact match in snippet view article find links to article
simplest example is the matrix with commuting elements). Then for the square matrix case det ( M Y + Q d i a g ( n − 1 , n − 2 , … , 1 , 0 ) ) = det ( M
Krippendorff's alpha (5,537 words) [view diff] exact match in snippet view article find links to article
values from the canonical form of the reliability data into a v-by-v square matrix, where v is the number of values available in a variable. Unlike contingency
Anderson acceleration (3,111 words) [view diff] exact match in snippet view article find links to article
solution to A x = x {\displaystyle A\mathbf {x} =\mathbf {x} } for some square matrix A {\displaystyle A} ), and can thus be seen as a generalization of GMRES
Gauss congruence (1,050 words) [view diff] exact match in snippet view article find links to article
{\displaystyle n>1} . t r ( A n ) {\displaystyle {\rm {tr}}(A^{n})} for any square matrix A {\displaystyle A} with integer entries. The divisor-sum sequence (
Point-set registration (9,086 words) [view diff] exact match in snippet view article find links to article
which states that a doubly stochastic matrix is obtained from any square matrix with all positive entries by the iterative process of alternating row
Automatic item generation (2,995 words) [view diff] exact match in snippet view article find links to article
items in general. MatrixDeveloper was used to generate twenty-five 4x4 square matrix items automatically. These items were administered to 169 individuals
Chemical graph generator (5,049 words) [view diff] exact match in snippet view article find links to article
new generator was built, HOUDINI. It relies on two data structures: a square matrix of compounds representing all bonds in a hyper structure is constructed
Glossary of invariant theory (4,629 words) [view diff] exact match in snippet view article find links to article
2012, 3.1.1) asyzygetic Linearly independent. Bezoutiant A symmetric square matrix associated to two binary forms. Bezoutic See Sylvester (1853, Glossary
Power sector in Andhra Pradesh (4,578 words) [view diff] exact match in snippet view article find links to article
high voltage transmission lines (≥ 11 kV) is such that it can form a square matrix of area 1.93 km2 (i.e. on average, at least one HT line within 0.7 km
Waste input-output model (3,983 words) [view diff] exact match in snippet view article find links to article
formally expressed as follows Here A {\displaystyle A} represents the square matrix of input coefficients, F {\displaystyle F} denotes releases (such as